آپريٽنگ فریکوئنسي: 125KHz Chip: EM4100, EM4102 or its 64Bit compatible chip TK4100, etc Sensing distance: 2~10cm Working temperature: -20℃ ~ + 80 ℃(-4℉~+176℉) Packaging materials: پي وي سي, ABS, پي اي ٽي, پي اي ٽي جي, Paper Dimensions: Thin cards 85.5×54×0.88mm Thick cards 85.5×54×1.80mm Encapsulation process: laminated, self-adhesive, ultrasonic encapsulation